2048小游戏（Java课设）

import java.awt.*; import java.awt.event.KeyEvent; import java.awt.event.KeyListener; import java.awt.event.MouseEvent; import java.awt.event.MouseListener; import java.awt.event.WindowEvent; import java.util.*; import javax.swing.*; public class Game2048 extends JFrame { // 移动方向 final public static int MOVE_UP = 0xf37; final public static int MOVE_DOWN = 0xf36; final public static int MOVE_LEFT = 0xf35; final public static int MOVE_RIGHT = 0xf34; // 游戏状态 final public static int GAME_OVER = 0xf33; final public static int GAME_CONTINUE = 0xf32; final public static int GAME_WIN = 0xf31; // 按钮事件 final public static int BUTTON_NEW_GAME = 0xf30; final public static int BUTTON_ABOUT = 0xf28; final public static int BUTTON_EXIT = 0xf27; /** * 行 */ private int column; /** * 列 */ private int row; /** * 游戏状态 */ private int gameState; /** * 网格集 */ private HashMap<Point, Cube> viewList = new HashMap<>(); /** * 计分板 */ private JMenuItem scoreBoard; /** * 计步器 */ private JMenuItem arithmometer; /** * 计步 */ private int count; /** * 新游戏加流程 */ private int gameLv; /** * main函数 * * @param args */ public static void main(String[] args) { Game2048 game = new Game2048(400, 500); game.setTitle("2048"); game.setLocationRelativeTo(null); game.setVisible(true); game.newGame(); } /** * 构造一个默认大小的界面 */ public Game2048() { this(400, 500); } /** * 构造一个指定宽高的界面 * * @param width * 宽 * @param height * 高 */ public Game2048(int width, int height) { column = width / 100; row = height / 100; this.setLayout(new GridLayout(row, column)); // 事件监听 enableEvents(AWTEvent.WINDOW_EVENT_MASK); this.setSize(width, height); // 利用button 绘制网格 for (int i = 0; i < row; i++) { for (int j = 0; j < column; j++) { viewList.put(new Point(i, j), new Cube()); this.add(getView(i, j).getView()); } } // 设置按键监听 this.addKeyListener(new MyKeyListener(this)); JMenuBar jmb = new JMenuBar(); JMenu jm = new JMenu("游戏"); JMenuItem item1 = new JMenuItem("新游戏"); item1.addMouseListener(new MyMouseListener(this, Game2048.BUTTON_NEW_GAME)); JMenuItem item2 = new JMenuItem("退出"); item2.addMouseListener(new MyMouseListener(this, Game2048.BUTTON_EXIT)); jm.add(item1); jm.add(item2); JMenu jm2 = new JMenu("关于"); JMenuItem item3 = new JMenuItem("关于"); item3.addMouseListener(new MyMouseListener(this, Game2048.BUTTON_ABOUT)); jm2.add(item3); scoreBoard = new JMenuItem(); arithmometer = new JMenuItem(); jmb.add(jm); jmb.add(jm2); jmb.add(scoreBoard); jmb.add(arithmometer); this.setJMenuBar(jmb); } /** * 向上移动 */ public void up() { for (int x = 1; x < row; x++) { for (int i = 0; i < column; i++) { move(Game2048.MOVE_UP, x, i, true); } } createCube(); for (int x = 1; x < row; x++) { for (int i = 0; i < column; i++) { move(Game2048.MOVE_UP, x, i, false); } } addCount(); } /** * 向下移动 */ public void down() { for (int x = row - 2; x >= 0; x--) { for (int y = 0; y < column; y++) { move(Game2048.MOVE_DOWN, x, y, true); } } createCube(); for (int x = row - 2; x >= 0; x--) { for (int y = 0; y < column; y++) { move(Game2048.MOVE_DOWN, x, y, false); } } addCount(); } /** * 向左移动 */ public void left() { for (int y = 1; y < column; y++) { for (int x = 0; x < row; x++) { move(Game2048.MOVE_LEFT, x, y, true); } } createCube(); for (int y = 1; y < column; y++) { for (int x = 0; x < row; x++) { move(Game2048.MOVE_LEFT, x, y, false); } } addCount(); } /** * 向右移动 */ public void right() { for (int y = column - 2; y >= 0; y--) { for (int x = 0; x < row; x++) { move(Game2048.MOVE_RIGHT, x, y, true); } } createCube(); for (int y = column - 2; y >= 0; y--) { for (int x = 0; x < row; x++) { move(Game2048.MOVE_RIGHT, x, y, false); } } addCount(); } /** * 移动 * * @param move_way * 移动方向 * @param x * 横坐标 * @param y * 纵坐标 */ private void move(int move_way, int x, int y, boolean isAdd) { switch (move_way) { case Game2048.MOVE_DOWN: { for (; x < row - 1; x++) { swap(getView(x + 1, y), getView(x, y), isAdd); } } break; case Game2048.MOVE_LEFT: { for (; y > 0; y--) { swap(getView(x, y - 1), getView(x, y), isAdd); } } break; case Game2048.MOVE_RIGHT: { for (; y < column - 1; y++) { swap(getView(x, y + 1), getView(x, y), isAdd); } } break; case Game2048.MOVE_UP: { for (; x > 0; x--) { swap(getView(x - 1, y), getView(x, y), isAdd); } } break; } } /** * 单向交换实现移动 * * @param next * 移动至目标位置 * @param now * 需要移动的目标 * @param isAdd * 是否是第一次移动 */ private void swap(Cube next, Cube now, boolean isAdd) { if (isAdd) { if (now.getNum() != 0 && next.getNum() == 0) { next.setText(now.getNum()); now.setText(0); next.setIsAdded(now.isAdded()); now.setIsAdded(false); } else if (!now.isAdded() && !next.isAdded() && next.getNum() == now.getNum() && now.getNum() != 0) { next.setText(now.getNum() * 2); now.setText(0); next.setIsAdded(true); now.setIsAdded(false); } } else { if (next.getNum() == 0) { next.setText(now.getNum()); now.setText(0); } now.setIsAdded(false); next.setIsAdded(false); } } /** * 获取指定控件 * * @param x * @param y * @return Cube */ private Cube getView(int x, int y) { return viewList.get(new Point(x, y)); } /** * 生成随机控件 随机位置 */ private void createCube() { int x; int y; do { x = (int) (Math.random() * 1000 % row); y = (int) (Math.random() * 10